Muscular-Skeletal:Aflatworm has no skeleton. It has
tiny bristles called cilia that help it move as well as
two layers of muscles under its skin. It has three cell
layers called the endoderm, the mesoderm and the
ectoderm. They also have the beginnings of a head region.
- Muscular-Skeletal: A flatworm has no skeleton. It has
tiny bristles called cilia that help it move as well astwo layers of muscles under its skin. It has three cell
layers called the endoderm, the mesoderm and the
ectode